USMLE CBSSA 3 Flashcards
What is the mechanism of pindolol?
Partial agonist
What are the risk factors for gastric adenocarcinoma?
H. Pylori, nitrosamine foods, smoking, achlorhydria, chronic gastritis
How do you decreases swelling in patient from removal of axillary lymph nodes?
Compression sleeve
What is the most common cause of death in acute rheumatic fever?
Myocarditis
What is the mechanism of antibiotic resistance in pseudomonas?
Biofilms
Treating with too much AChE in myasthenia gravis can lead to increased weakness because?
Desensitization of the receptors
What is the leading cause of death in men/women?
Cardiovascular disease
What are the MoAs of ANP?
Dilates afferent arterioles, constricts efferent arterioles, inhibits renin
What is overproduced in aspirin-induced asthma?
Leukotrienes
Swollen tongue, angular stomatitis, spoon shaped nails, microcytic anemia. Dx?
Plummer Vinson syndrome
What is the treatment for ethylene/methylene glycol poisoning and mechanism?
Fomepizole, blocks alcohol dehydrogenase
What part of the bone is responsible for bone pain and regeneration?
Periosteum
Atypical cells with abundant lacey cytoplasm in EBV infection. What are they?
T lymphocytes
Gargoylism, facial abnormalities, accumulation of dermatan and heparan sulfate. What is the abnormality and what enzyme is deficient?
Hurler syndrome, iduronadate sulfatase
Overdose of metformin risk?
Lactic acidosis
